<template>
  <!-- 表单 -->
  <el-form ref="addForm" :model="formData" :rules="rules" label-width="120px">
    <el-form-item label="姓名" prop="username">
      <el-input v-model="formData.username" style="width: 50%" placeholder="请输入姓名" />
    </el-form-item>
    <el-form-item label="手机" prop="mobile">
      <el-input v-model="formData.mobile" style="width: 50%" placeholder="请输入手机号" />
    </el-form-item>
    <el-form-item label="入职时间" prop="timeOfEntry">
      <el-date-picker v-model="formData.timeOfEntry" style="width: 50%" placeholder="请选择入职时间" />
    </el-form-item>
    <el-form-item label="聘用形式" prop="formOfEmployment">
      <el-select v-model="formData.formOfEmployment" style="width: 50%" placeholder="请选择">
        <!-- v-model是value的语法糖,将 -->
        <el-option v-for="item in hireType" :key="item.id" :value="item.id" :label="item.value" />
      </el-select>
    </el-form-item>
    <el-form-item label="工号" prop="workNumber">
      <el-input v-model="formData.workNumber" style="width: 50%" placeholder="请输入工号" />
    </el-form-item>
    <el-form-item label="部门" prop="departmentName">
      <el-input
        v-model="formData.departmentName"
        readonly
        style="width: 50%"
        placeholder="请选择部门"
        @focus="inputFocusFn"
      />
      <!-- 树形部门列表,展示或隐藏 -->
      <div v-if="showTree" class="tree-box">
        <el-tree :data="departmentList" default-expand-all :props="{ label: 'name' }" @node-click="treeClick" />
      </div>
    </el-form-item>
    <el-form-item label="转正时间" prop="correctionTime">
      <el-date-picker v-model="formData.correctionTime" style="width: 50%" placeholder="请选择转正时间" />
    </el-form-item>
    <el-form-item>
      <el-button @click="cancleFn">取消</el-button>
      <el-button type="primary" @click="enterFn">确定</el-button>
    </el-form-item>
  </el-form>
</template>

<script>
import Employees from '@/api/constant/employees.js'
export default {
  name: 'EmpDialog',

  props: {
    // props与data平级
    departmentList: {
      type: Array,
      default: _ => []
    }
  },
  data() {
    return {
      // 添加表单字段
      formData: {
        username: '', // 用户名
        mobile: '', // 手机号
        formOfEmployment: '', // 聘用形式
        workNumber: '', // 工号
        departmentName: '', // 部门
        timeOfEntry: '', // 入职时间
        correctionTime: '' // 转正时间
      },
      rules: {
        username: [
          { required: true, message: '用户姓名不能为空', trigger: 'blur' },
          { min: 1, max: 4, message: '用户姓名为1-4位', trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '手机号不能为空', trigger: 'blur' },
          { pattern: /^1[3-9]\d{9}$/, message: '手机号格式不正确', trigger: 'blur' }
        ],
        formOfEmployment: [{ required: true, message: '聘用形式不能为空', trigger: 'blur' }],
        workNumber: [{ required: true, message: '工号不能为空', trigger: 'blur' }],
        departmentName: [{ required: true, message: '部门不能为空', trigger: 'change' }],
        timeOfEntry: [{ required: true, message: '请选择入职时间', trigger: 'blur' }]
      },
      hireType: Employees.hireType,
      showTree: false
    }
  },
  methods: {
    cancleFn() {
      // $emit父组件自定义标签的.sync内转化成update:
      this.$emit('update:showDialog', false)
    },
    enterFn() {
      this.$refs.addForm.validate(valid => {
        if (valid) {
          // 录入员工成功之后,关闭弹框,重置表单
          // this.$emit('enterEv', this.formData)这样写会出现的问题:重置表单先执行,导致事件传值为空
          this.$emit('enterEv', { ...this.formData })
          this.$emit('update:showDialog', false)
          this.$refs.addForm.resetFields()
        }
      })
    },
    inputFocusFn() {
      this.showTree = true
    },
    // 树形控件-部门节点-点击事件
    treeClick(data) {
      if (data && data.children) {
        return // 阻止选中父级
      }
      // console.log(data)// 获取当前点击部门列表
      this.formData.departmentName = data.name // 数据回显->部门输入框
      this.$nextTick(() => {
        this.showTree = false
      })
    }
  }
}
</script>

<style lang="scss" scoped></style>
